Reaction catalyzed by nigerose phosphorylase (2.4.1.279)
+
=
+
+
beta-D-glucose 1-phosphate
+
D-xylose
=
3-O-alpha-D-glucopyranosyl-D-xylopyranose
+
2-O-alpha-D-glucopyranosyl-D-xylopyranose
+
phosphate
